It was a silly thing after all: I was expecting run/demo to run X
itself or run on framebuffer somehow, so I didn't actually have X
started.
Starting X and doing `DISPLAY=:0 make run/demo` did it.
I'll move on to actually writing code now.
Thanks!
/Paulo
On Thu, Feb 11, 2016 at 10:06 AM, Sebastian Sumpf
<sebastian.su...@genode-labs.com> wrote:
> Hi Paulo,
>
> On 02/10/2016 05:30 PM, Paulo wrote:
>> Hi Sebastian,
>>
>> Thanks for the feedback.
>>
>>> Currently Genode outputs some error messages that might be misleading,
>>> but are necessary for us developers. "Quota exceeded!" is one of them.
>>> This means the configured component or program memory quota in Genode's
>>> 'config' file does not suffice, such a program will then ask its parent
>>> (in this case 'init') for more memory, which is successful in your case
>>> ('upgrading quota donation').
>>
>> Ok, I didn't notice the "upgrading quota", that does make sense.
>>
>>> One can configure 'fb_sdl' via a ROM file and there are many ways to
>>> provide one. Nevertheless, this 'config' is not mandatory and 'fb_sdl'
>>> will also function without it. So, I can see no problems in the Log you
>>> provided. Therefore, I will attach a working output. Please let me know
>>> at what point your output differs. Also, what Linux version are you
>>> using in your VirtualBox setup? Information about the distribution,
>>> kernel version, and if it is 32 or 64 bit helps us a lot.
>>>
>>>> Also, I can't seem to find instructions for building an ISO. Is that
>>>> possible?
>>>
>>> Yes, add '--include image/iso' to the 'RUN_OPT' variable in
>>> <your-builddir>/etc/build.conf The ISO will in your case be located under
>>> <your-builddir>/var/run/demo.iso
>>
>> I'm using ubuntu 15.10 (I didn't see the suggestion to use an LTS
>> version in time). I'm using the 15-05 genode fundations pdf as a
>> guide, particularly page 27. I probably need to read some more to get
>> a better grasp of some concepts, but meanwhile please bear with me. I
>> did:
>>
>> ./tool/ports/prepare_port nova && ./tool/ports/prepare_port x86emu
>> ./tool/create_builddir nova_x86_64 && cd build/nova_x86_64
>> sed -r 's/^#(REPOSITORIES.*libports)/\1/g' -i etc/build.conf
>> (cd ../../repos/libports && make prepare) # as suggested on etc/build.conf
>> make run/demo
>>
>> The iso file is created at this point, and I'm able to boot the VM
>> with it and see the demo in action, but qemu refuses to run (please
>> see the attached full output), because:
>>
>> spawn qemu-system-x86_64 -no-kvm -cpu core2duo -m 256 -serial
>> mon:stdio -cdrom var/run/demo.iso
>> Could not initialize SDL(No available video device) - exiting
>
>
>> What is the "No available video device" about? I can do `startx` and
>> get lxde running, so I don't think it's a virtualbox "hardware" issue.
>> What step am I missing?
>
> Qemu requires SDL for the display. Please add:
>
> QEMU_OPT += -sdl
>
> to your build.conf file that should fix the issue.
>
>> By the way, the `make prepare` for libports is only suggested in
>> etc/build.conf; it might be helpful to include it on the instructions
>> for the "simple system scenario" on the book.
>>
>
> Thanks for the suggestion,
>
> Sebastian
>
> --
> Sebastian Sumpf
> Genode Labs
>
> http://www.genode-labs.com · http://genode.org
>
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>
>
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